/* ============================================
   BASE.CSS - Variables, Resets & Typographie
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Open+Sans:wght@400;600&display=swap');

/* --- Variables CSS --- */
:root {
    /* Couleurs principales */
    --primary-color: #3C7B87;
    --secondary-color: #938469;
    --accent-color: #2D5C66;
    --text-color: #454849;
    --light-bg: #F8F8F8;
    --dark-bg: #222725;
    --border-color: #dee2e6;
    --white: #FFFFFF;
    --black: #000000;
    --dark-grey: #666;

    /* Typographie */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;

    /* Ombres */
    --shadow-light: 0 4px 15px rgba(0,0,0,0.08);
    --shadow-medium: 0 6px 20px rgba(0,0,0,0.1);
}

/* --- Reset CSS --- */
html {
    scroll-behavior: smooth;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--text-color);
    background: var(--white);
    padding-top: 80px;
}

/* --- Container --- */
.container {
    width: 90%;
    margin: 0 auto;
    padding: 40px 0;
}

/* --- Titres génériques --- */
.section-title {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--text-color);
    font-size: 2em;
    margin-bottom: 20px;
    text-align: center;
}

.section-subtitle {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.5em;
    margin-bottom: 20px;
    text-align: center;
}

.section-description {
    font-size: 1.1em;
    color: var(--dark-grey);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto 40px auto;
    text-align: center;
}

.section-description strong {
    color: var(--primary-color);
}

.subtitle {
    font-size: 0.9em;
    color: var(--dark-grey);
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    text-align: center;
}

.highlight {
    color: var(--primary-color);
}

/* --- Utilitaires --- */
.hidden {
    display: none !important;
}

/* --- Media Queries Base --- */
@media (min-width: 768px) {
    .container {
        width: 85%;
        padding: 60px 0;
    }
    
    body {
        padding-top: 100px;
    }
    
    .section-title {
        font-size: 2.5em;
    }
    
    .section-subtitle {
        font-size: 1.8em;
    }
    
    .section-description {
        font-size: 1.15em;
    }
}

@media (min-width: 1200px) {
    .container {
        width: 80%;
        max-width: 1400px;
        padding: 80px 0;
    }
}